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AT27C256R-15TI

AT27C256R-15TI Description

The AT27C256R-15TI is a 256Kbit EPROM (Erasable Programmable Read-Only Memory) IC designed for parallel memory interfacing. Manufactured by Microchip Technology, this device is organized as 32K x 8, offering a memory size of 256Kbit. It features a parallel memory interface and operates within a supply voltage range of 4.5V to 5.5V. The AT27C256R-15TI has an access time of 150 ns, ensuring fast data retrieval. It is available in a 28-pin TSOP (Thin Small Outline Package) and is designed for surface mount applications. The product is classified under HTSUS code 8542.32.0061 and has a Moisture Sensitivity Level (MSL) of 3, which allows for 168 hours of exposure before reflow soldering. Although the product is now obsolete, it remains a reliable choice for specific legacy applications.

AT27C256R-15TI Features

• Memory Organization: 32K x 8, providing a total memory capacity of 256Kbit.
• Access Time: 150 ns, ensuring rapid data access and efficient performance.
• Supply Voltage: Operates within a range of 4.5V to 5.5V, making it suitable for a variety of power supply configurations.
• Memory Interface: Parallel interface, ideal for applications requiring high-speed data transfer.
• Package Type: 28-pin TSOP, suitable for surface mount technology (SMT) and compact board designs.
• Moisture Sensitivity Level (MSL): Level 3, allowing for 168 hours of exposure before reflow soldering, ensuring reliability during manufacturing processes.
• Compliance: REACH unaffected, ensuring compliance with environmental and safety regulations.
• ECCN: Classified under EAR99, indicating compliance with export regulations.

AT27C256R-15TI Applications

The AT27C256R-15TI is well-suited for a variety of applications where non-volatile memory is required. Its fast access time and parallel interface make it ideal for:

• Embedded Systems: Providing reliable storage for firmware and critical data in embedded devices.
• Industrial Control Systems: Ensuring data integrity and quick access in industrial automation and control applications.
• Telecommunications: Storing configuration data and firmware in telecommunication equipment.
• Consumer Electronics: Used in legacy consumer electronics where fast data retrieval is essential.
• Automotive Electronics: Suitable for automotive applications requiring non-volatile memory for control modules and infotainment systems.

Conclusion of AT27C256R-15TI

The AT27C256R-15TI is a robust and reliable EPROM solution designed for parallel memory interfacing. Its fast access time, compact TSOP package, and wide supply voltage range make it an excellent choice for a variety of applications, particularly in embedded systems, industrial control, and telecommunications. Despite its obsolescence, the AT27C256R-15TI remains a viable option for specific legacy applications where its unique features and performance benefits are still highly valued.